<html>
	<head>
		<meta charset="utf-8">
		<title>helloStorage</title>
        <script src="js/jquery-3.3.1.min.js"></script>
	    <script src="js/popup.js"></script>
	</head>
	<body>
	    <h1>Hello Storage</h1>

	    <h2>总金额: <span id="total"></span></h2>
	    <h2>限制金额: <span id="limit"></span></h2>
	    <h2>本次使用: <input type="text" id="amount"></h2>

	    <button type="button" id="add">添加 Storage</button>
	    <button type="button" id="clear">清除 Storage</button>
	</body>
</html>